| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.54 | USD | 20251117 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1412.11 | USD | 20251117 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.54 | USD | 20251117 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.54 | USD | 20251117 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.54 | USD | 20251117 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 929.17 | USD | 20251117 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 1157.93 | USD | 20251117 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 748.42 | USD | 20251117 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 875.51 | USD | 20251117 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 847.27 | USD | 20251117 |